mirror of
https://github.com/alibaba/DataX.git
synced 2025-05-02 20:09:03 +08:00
fix: add Schema Cache singleton#TD-29324
This commit is contained in:
zyyang
parent
12fe8776a2
commit
8d36ffc32f
@ -37,7 +37,7 @@
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<dependency>
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<groupId>com.taosdata.jdbc</groupId>
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<artifactId>taos-jdbcdriver</artifactId>
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<version>3.2.5</version>
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<version>3.2.9</version>
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</dependency>
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<dependency>
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<groupId>junit</groupId>
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@ -22,7 +22,7 @@
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<dependency>
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<groupId>com.taosdata.jdbc</groupId>
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<artifactId>taos-jdbcdriver</artifactId>
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<version>3.2.5</version>
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<version>3.2.9</version>
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</dependency>
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<dependency>
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<groupId>org.apache.commons</groupId>
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@ -33,32 +33,25 @@ public class DefaultDataHandler implements DataHandler {
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}
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private final TaskPluginCollector taskPluginCollector;
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private String username;
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private String password;
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private String jdbcUrl;
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private int batchSize;
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private boolean ignoreTagsUnmatched;
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private final String username;
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private final String password;
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private final String jdbcUrl;
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private final int batchSize;
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private final boolean ignoreTagsUnmatched;
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private List<String> tables;
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private List<String> columns;
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private final List<String> tables;
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private final List<String> columns;
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private Map<String, TableMeta> tableMetas;
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private SchemaManager schemaManager;
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private final SchemaCache schemaCache;
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public void setTableMetas(Map<String, TableMeta> tableMetas) {
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this.tableMetas = tableMetas;
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}
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public void setTbnameColumnMetasMap(Map<String, List<ColumnMeta>> tbnameColumnMetasMap) {
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this.tbnameColumnMetasMap = tbnameColumnMetasMap;
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}
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//private Map<String, TableMeta> tableMetas;
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private Map<String, List<ColumnMeta>> tbnameColumnMetasMap;
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public void setSchemaManager(SchemaManager schemaManager) {
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this.schemaManager = schemaManager;
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}
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private Map<String, List<ColumnMeta>> tbnameColumnMetasMap;
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public DefaultDataHandler(Configuration configuration, TaskPluginCollector taskPluginCollector) {
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this.username = configuration.getString(Key.USERNAME, Constants.DEFAULT_USERNAME);
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this.password = configuration.getString(Key.PASSWORD, Constants.DEFAULT_PASSWORD);
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@ -66,8 +59,11 @@ public class DefaultDataHandler implements DataHandler {
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this.batchSize = configuration.getInt(Key.BATCH_SIZE, Constants.DEFAULT_BATCH_SIZE);
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this.tables = configuration.getList(Key.TABLE, String.class);
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this.columns = configuration.getList(Key.COLUMN, String.class);
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this.ignoreTagsUnmatched = configuration.getBool(Key.IGNORE_TAGS_UNMATCHED, Constants.DEFAULT_IGNORE_TAGS_UNMATCHED);
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this.ignoreTagsUnmatched = configuration.getBool(Key.IGNORE_TAGS_UNMATCHED,
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Constants.DEFAULT_IGNORE_TAGS_UNMATCHED);
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this.taskPluginCollector = taskPluginCollector;
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this.schemaCache = SchemaCache.getInstance(configuration);
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}
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@Override
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@ -77,14 +73,15 @@ public class DefaultDataHandler implements DataHandler {
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try (Connection conn = DriverManager.getConnection(jdbcUrl, username, password)) {
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LOG.info("connection[ jdbcUrl: " + jdbcUrl + ", username: " + username + "] established.");
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String dbname = getDbnameFromJdbcUrl(jdbcUrl);
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String dbname = TDengineWriter.parseDatabaseFromJdbcUrl(jdbcUrl);
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Statement statement = conn.createStatement();
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ResultSet resultSet = statement.executeQuery("select " + Constants.SERVER_VERSION);
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// 光标移动一行
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resultSet.next();
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String serverVersion = resultSet.getString(Constants.SERVER_VERSION);
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if (StringUtils.isEmpty(dbname)) {
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throw DataXException.asDataXException(TDengineWriterErrorCode.RUNTIME_EXCEPTION, "error dbname parsed from jdbcUrl");
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throw DataXException.asDataXException(TDengineWriterErrorCode.RUNTIME_EXCEPTION,
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"error dbname parsed from jdbcUrl");
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}
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LOG.info("tdengine server version[{}] dbname[{}]", serverVersion, dbname);
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// 版本判断确定使用 SchemaManager 的示例
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@ -93,21 +90,6 @@ public class DefaultDataHandler implements DataHandler {
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} else {
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this.schemaManager = new Schema3_0Manager(conn, dbname);
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}
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// prepare table_name -> table_meta
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this.tableMetas = schemaManager.loadTableMeta(tables);
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// prepare table_name -> column_meta
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this.tbnameColumnMetasMap = schemaManager.loadColumnMetas(tables);
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// filter column
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for (String tableName : tbnameColumnMetasMap.keySet()) {
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List<ColumnMeta> columnMetaList = tbnameColumnMetasMap.get(tableName);
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Iterator<ColumnMeta> iterator = columnMetaList.iterator();
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while (iterator.hasNext()) {
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ColumnMeta columnMeta = iterator.next();
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if (!this.columns.contains(columnMeta.field)) {
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iterator.remove();
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}
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}
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}
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List<Record> recordBatch = new ArrayList<>();
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Record record;
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@ -141,26 +123,13 @@ public class DefaultDataHandler implements DataHandler {
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}
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if (affectedRows != count) {
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LOG.error("write record missing or incorrect happened, affectedRows: " + affectedRows + ", total: " + count);
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LOG.error(
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"write record missing or incorrect happened, affectedRows: " + affectedRows + ", total: " + count);
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}
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return affectedRows;
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}
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/**
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* 从 jdbcUrl 中解析出数据库名称
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* @param jdbcUrl 格式是 jdbc:<protocol>://<host>:<port>/<dbname>[?可选参数]
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* @return 数据库名称
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*/
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private static String getDbnameFromJdbcUrl(String jdbcUrl) {
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int questionMarkIndex = -1;
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if (jdbcUrl.contains("?")) {
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questionMarkIndex = jdbcUrl.indexOf("?");
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}
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return questionMarkIndex == -1 ? jdbcUrl.substring(jdbcUrl.lastIndexOf("/") + 1) :
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jdbcUrl.substring(jdbcUrl.lastIndexOf("/") + 1, questionMarkIndex);
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}
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private int writeEachRow(Connection conn, List<Record> recordBatch) {
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int affectedRows = 0;
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for (Record record : recordBatch) {
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@ -190,7 +159,7 @@ public class DefaultDataHandler implements DataHandler {
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public int writeBatch(Connection conn, List<Record> recordBatch) throws SQLException {
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int affectedRows = 0;
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for (String table : tables) {
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TableMeta tableMeta = tableMetas.get(table);
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TableMeta tableMeta = this.schemaCache.getTableMeta(table);
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switch (tableMeta.tableType) {
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case SUP_TABLE: {
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if (columns.contains("tbname")) {
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@ -212,17 +181,15 @@ public class DefaultDataHandler implements DataHandler {
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return affectedRows;
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}
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private int writeBatchToSupTableWithoutTbname(Connection conn, String table, List<Record> recordBatch, Map<String, String> tag2Tbname) throws SQLException {
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List<ColumnMeta> columnMetas = tbnameColumnMetasMap.get(table);
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private int writeBatchToSupTableWithoutTbname(Connection conn, String table, List<Record> recordBatch,
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Map<String, String> tag2Tbname) throws SQLException {
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List<ColumnMeta> columnMetas = schemaCache.getColumnMetaList(table);
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List<Record> subTableExist = filterSubTableExistRecords(recordBatch, columnMetas, tag2Tbname);
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List<Record> subTableNotExist = filterSubTableNotExistRecords(recordBatch, columnMetas, tag2Tbname);
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int affectedRows = 0;
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Map<String, List<Record>> subTableRecordsMap = splitRecords(subTableExist, columnMetas, tag2Tbname);
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List<String> subTables = new ArrayList<>(subTableRecordsMap.keySet());
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this.tbnameColumnMetasMap.putAll(schemaManager.loadColumnMetas(subTables));
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for (String subTable : subTableRecordsMap.keySet()) {
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List<Record> subTableRecords = subTableRecordsMap.get(subTable);
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affectedRows += writeBatchToNormalTable(conn, subTable, subTableRecords);
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@ -232,21 +199,24 @@ public class DefaultDataHandler implements DataHandler {
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return affectedRows;
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}
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private List<Record> filterSubTableExistRecords(List<Record> recordBatch, List<ColumnMeta> columnMetas, Map<String, String> tag2Tbname) {
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private List<Record> filterSubTableExistRecords(List<Record> recordBatch, List<ColumnMeta> columnMetas,
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Map<String, String> tag2Tbname) {
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return recordBatch.stream().filter(record -> {
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String tagStr = getTagString(columnMetas, record);
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return tag2Tbname.containsKey(tagStr);
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}).collect(Collectors.toList());
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}
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private List<Record> filterSubTableNotExistRecords(List<Record> recordBatch, List<ColumnMeta> columnMetas, Map<String, String> tag2Tbname) {
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private List<Record> filterSubTableNotExistRecords(List<Record> recordBatch, List<ColumnMeta> columnMetas,
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Map<String, String> tag2Tbname) {
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return recordBatch.stream().filter(record -> {
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String tagStr = getTagString(columnMetas, record);
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return !tag2Tbname.containsKey(tagStr);
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}).collect(Collectors.toList());
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}
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private Map<String, List<Record>> splitRecords(List<Record> subTableExist, List<ColumnMeta> columnMetas, Map<String, String> tag2Tbname) {
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private Map<String, List<Record>> splitRecords(List<Record> subTableExist, List<ColumnMeta> columnMetas,
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Map<String, String> tag2Tbname) {
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Map<String, List<Record>> ret = new HashMap<>();
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for (Record record : subTableExist) {
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String tagstr = getTagString(columnMetas, record);
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@ -278,7 +248,9 @@ public class DefaultDataHandler implements DataHandler {
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return column.asString();
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}
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} catch (Exception e) {
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LOG.error("failed to get Tag, colIndex: " + colIndex + ", ColumnMeta: " + columnMeta + ", record: " + record, e);
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LOG.error(
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"failed to get Tag, colIndex: " + colIndex + ", ColumnMeta: " + columnMeta + ", record: " +
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record, e);
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}
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}
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return "";
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@ -291,12 +263,14 @@ public class DefaultDataHandler implements DataHandler {
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* record[idx(tbname)] using table tags(record[idx(t1)]) (ts, f1, f2, f3) values(record[idx(ts)], record[idx(f1)], )
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*/
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private int writeBatchToSupTableBySQL(Connection conn, String table, List<Record> recordBatch) throws SQLException {
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List<ColumnMeta> columnMetas = this.tbnameColumnMetasMap.get(table);
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List<ColumnMeta> columnMetas = this.schemaCache.getColumnMetaList(table);
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StringBuilder sb = new StringBuilder("insert into");
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for (Record record : recordBatch) {
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sb.append(" `").append(record.getColumn(indexOf("tbname")).asString())
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.append("` using ").append(table)
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sb.append(" `")
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.append(record.getColumn(indexOf("tbname")).asString())
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.append("` using ")
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.append(table)
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.append(" tags")
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.append(columnMetas.stream().filter(colMeta -> columns.contains(colMeta.field)).filter(colMeta -> {
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return colMeta.isTag;
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@ -371,17 +345,19 @@ public class DefaultDataHandler implements DataHandler {
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* table: ["stb1"], column: ["ts", "f1", "f2", "t1"]
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* data: [ts, f1, f2, f3, t1, t2] tbColumn: [ts, f1, f2, t1] => schemaless: stb1,t1=t1 f1=f1,f2=f2 ts
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*/
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private int writeBatchToSupTableBySchemaless(Connection conn, String table, List<Record> recordBatch) throws SQLException {
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private int writeBatchToSupTableBySchemaless(Connection conn, String table,
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List<Record> recordBatch) throws SQLException {
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int count = 0;
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TimestampPrecision timestampPrecision = schemaManager.loadDatabasePrecision();
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List<ColumnMeta> columnMetaList = this.tbnameColumnMetasMap.get(table);
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List<ColumnMeta> columnMetaList = this.schemaCache.getColumnMetaList(table);
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ColumnMeta ts = columnMetaList.stream().filter(colMeta -> colMeta.isPrimaryKey).findFirst().get();
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List<String> lines = new ArrayList<>();
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for (Record record : recordBatch) {
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StringBuilder sb = new StringBuilder();
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sb.append(table).append(",")
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sb.append(table)
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.append(",")
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.append(columnMetaList.stream().filter(colMeta -> columns.contains(colMeta.field)).filter(colMeta -> {
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return colMeta.isTag;
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}).map(colMeta -> {
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@ -512,10 +488,12 @@ public class DefaultDataHandler implements DataHandler {
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* insert into tb1 (ts, f1, f2) values( record[idx(ts)], record[idx(f1)], record[idx(f2)])
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*/
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private int writeBatchToSubTable(Connection conn, String table, List<Record> recordBatch) throws SQLException {
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List<ColumnMeta> columnMetas = this.tbnameColumnMetasMap.get(table);
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List<ColumnMeta> columnMetas = this.schemaCache.getColumnMetaList(table);
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StringBuilder sb = new StringBuilder();
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sb.append("insert into `").append(table).append("` ")
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sb.append("insert into `")
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.append(table)
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.append("` ")
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.append(columnMetas.stream().filter(colMeta -> columns.contains(colMeta.field)).filter(colMeta -> {
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return !colMeta.isTag;
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}).map(colMeta -> {
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@ -527,9 +505,12 @@ public class DefaultDataHandler implements DataHandler {
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if (columns.contains("tbname") && !table.equals(record.getColumn(indexOf("tbname")).asString()))
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continue;
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boolean tagsAllMatch = columnMetas.stream().filter(colMeta -> columns.contains(colMeta.field)).filter(colMeta -> {
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boolean tagsAllMatch = columnMetas.stream()
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.filter(colMeta -> columns.contains(colMeta.field))
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.filter(colMeta -> {
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return colMeta.isTag;
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}).allMatch(colMeta -> {
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})
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.allMatch(colMeta -> {
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Column column = record.getColumn(indexOf(colMeta.field));
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boolean equals = equals(column, colMeta);
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return equals;
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@ -582,20 +563,29 @@ public class DefaultDataHandler implements DataHandler {
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* sql: insert into weather (ts, f1, f2, f3, t1, t2) values( record[idx(ts), record[idx(f1)], ...)
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*/
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private int writeBatchToNormalTable(Connection conn, String table, List<Record> recordBatch) throws SQLException {
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List<ColumnMeta> columnMetas = this.tbnameColumnMetasMap.get(table);
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List<ColumnMeta> columnMetas = this.schemaCache.getColumnMetaList(table);
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StringBuilder sb = new StringBuilder();
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sb.append("insert into `").append(table)
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sb.append("insert into `")
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.append(table)
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.append("` ")
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.append(columnMetas.stream().filter(colMeta -> !colMeta.isTag).filter(colMeta -> columns.contains(colMeta.field)).map(colMeta -> {
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.append(columnMetas.stream()
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.filter(colMeta -> !colMeta.isTag)
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.filter(colMeta -> columns.contains(colMeta.field))
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.map(colMeta -> {
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return colMeta.field;
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}).collect(Collectors.joining(",", "(", ")")))
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})
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.collect(Collectors.joining(",", "(", ")")))
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.append(" values ");
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for (Record record : recordBatch) {
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sb.append(columnMetas.stream().filter(colMeta -> !colMeta.isTag).filter(colMeta -> columns.contains(colMeta.field)).map(colMeta -> {
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sb.append(columnMetas.stream()
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.filter(colMeta -> !colMeta.isTag)
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.filter(colMeta -> columns.contains(colMeta.field))
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.map(colMeta -> {
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return buildColumnValue(colMeta, record);
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}).collect(Collectors.joining(",", "(", ")")));
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})
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.collect(Collectors.joining(",", "(", ")")));
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}
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String sql = sb.toString();
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@ -0,0 +1,138 @@
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package com.alibaba.datax.plugin.writer.tdengine30writer;
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import com.alibaba.datax.common.exception.DataXException;
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import com.alibaba.datax.common.util.Configuration;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.sql.*;
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import java.util.ArrayList;
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import java.util.LinkedHashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.function.Predicate;
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/**
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* Schema cache for TDengine 3.X
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*/
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public final class SchemaCache {
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private static final Logger log = LoggerFactory.getLogger(TDengineWriter.Job.class);
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private static volatile SchemaCache instance;
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private static Configuration config;
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private static Connection conn;
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// table name -> TableMeta
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private static final Map<String, TableMeta> tableMetas = new LinkedHashMap<>();
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// table name ->List<ColumnMeta>
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private static final Map<String, List<ColumnMeta>> columnMetas = new LinkedHashMap<>();
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private SchemaCache(Configuration config) {
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SchemaCache.config = config;
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// connect
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final String user = config.getString(Key.USERNAME, Constants.DEFAULT_USERNAME);
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final String pass = config.getString(Key.PASSWORD, Constants.DEFAULT_PASSWORD);
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Configuration conn = Configuration.from(config.getList(Key.CONNECTION).get(0).toString());
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final String url = conn.getString(Key.JDBC_URL);
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try {
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SchemaCache.conn = DriverManager.getConnection(url, user, pass);
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} catch (SQLException e) {
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throw DataXException.asDataXException(
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"failed to connect to url: " + url + ", cause: {" + e.getMessage() + "}");
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}
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final String dbname = TDengineWriter.parseDatabaseFromJdbcUrl(url);
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SchemaManager schemaManager = new Schema3_0Manager(SchemaCache.conn, dbname);
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// init table meta cache and load
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final List<String> tables = conn.getList(Key.TABLE, String.class);
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Map<String, TableMeta> tableMetas = schemaManager.loadTableMeta(tables);
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// init column meta cache
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SchemaCache.tableMetas.putAll(tableMetas);
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for (String table : tableMetas.keySet()) {
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SchemaCache.columnMetas.put(table, new ArrayList<>());
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}
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}
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public static SchemaCache getInstance(Configuration originConfig) {
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if (instance == null) {
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synchronized (SchemaCache.class) {
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if (instance == null) {
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instance = new SchemaCache(originConfig);
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}
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}
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}
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return instance;
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}
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public TableMeta getTableMeta(String table_name) {
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return tableMetas.get(table_name);
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}
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public List<ColumnMeta> getColumnMetaList(String tbname) {
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if (columnMetas.get(tbname).isEmpty()) {
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synchronized (SchemaCache.class) {
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if (columnMetas.get(tbname).isEmpty()) {
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List<String> column_name = config.getList(Key.COLUMN, String.class);
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List<ColumnMeta> colMetaList = getColumnMetaListFromDb(tbname,
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(colMeta) -> column_name.contains(colMeta.field));
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||||
columnMetas.get(tbname).addAll(colMetaList);
|
||||
}
|
||||
}
|
||||
}
|
||||
return columnMetas.get(tbname);
|
||||
}
|
||||
|
||||
private List<ColumnMeta> getColumnMetaListFromDb(String tableName, Predicate<ColumnMeta> filter) {
|
||||
List<ColumnMeta> columnMetaList = columnMetas.get(tableName);
|
||||
|
||||
try (Statement stmt = conn.createStatement()) {
|
||||
ResultSet rs = stmt.executeQuery("describe " + tableName);
|
||||
for (int i = 0; rs.next(); i++) {
|
||||
ColumnMeta columnMeta = buildColumnMeta(rs, i == 0);
|
||||
|
||||
if (filter.test(columnMeta))
|
||||
columnMetaList.add(columnMeta);
|
||||
}
|
||||
} catch (SQLException e) {
|
||||
throw DataXException.asDataXException(TDengineWriterErrorCode.RUNTIME_EXCEPTION, e.getMessage());
|
||||
}
|
||||
|
||||
for (ColumnMeta colMeta : columnMetaList) {
|
||||
if (!colMeta.isTag)
|
||||
continue;
|
||||
Object tagValue = getTagValue(tableName, colMeta.field);
|
||||
colMeta.value = tagValue;
|
||||
}
|
||||
|
||||
return columnMetaList;
|
||||
}
|
||||
|
||||
private Object getTagValue(String tableName, String tagName) {
|
||||
String sql = "select " + tagName + " from " + tableName;
|
||||
try (Statement stmt = conn.createStatement()) {
|
||||
ResultSet rs = stmt.executeQuery(sql);
|
||||
rs.next();
|
||||
return rs.getObject(tagName);
|
||||
} catch (SQLException e) {
|
||||
throw DataXException.asDataXException("failed to get tag value, cause: {" + e.getMessage() + "}");
|
||||
}
|
||||
}
|
||||
|
||||
private ColumnMeta buildColumnMeta(ResultSet rs, boolean isPrimaryKey) throws SQLException {
|
||||
ColumnMeta columnMeta = new ColumnMeta();
|
||||
columnMeta.field = rs.getString(Constants.COLUMN_META_FIELD);
|
||||
columnMeta.type = rs.getString(Constants.COLUMN_META_TYPE);
|
||||
columnMeta.length = rs.getInt(Constants.COLUMN_META_LENGTH);
|
||||
columnMeta.note = rs.getString(Constants.COLUMN_META_NOTE);
|
||||
columnMeta.isTag = Constants.COLUMN_META_NOTE_TAG.equals(columnMeta.note);
|
||||
// columnMeta.isPrimaryKey = "ts".equals(columnMeta.field);
|
||||
columnMeta.isPrimaryKey = isPrimaryKey;
|
||||
return columnMeta;
|
||||
}
|
||||
|
||||
}
|
||||
@ -13,7 +13,6 @@ import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
|
||||
public class TDengineWriter extends Writer {
|
||||
|
||||
private static final String PEER_PLUGIN_NAME = "peerPluginName";
|
||||
|
||||
public static class Job extends Writer.Job {
|
||||
@ -29,29 +28,28 @@ public class TDengineWriter extends Writer {
|
||||
// check username
|
||||
String user = this.originalConfig.getString(Key.USERNAME);
|
||||
if (StringUtils.isBlank(user))
|
||||
throw DataXException.asDataXException(TDengineWriterErrorCode.REQUIRED_VALUE, "The parameter ["
|
||||
+ Key.USERNAME + "] is not set.");
|
||||
throw DataXException.asDataXException(TDengineWriterErrorCode.REQUIRED_VALUE,
|
||||
"The parameter [" + Key.USERNAME + "] is not set.");
|
||||
|
||||
// check password
|
||||
String password = this.originalConfig.getString(Key.PASSWORD);
|
||||
if (StringUtils.isBlank(password))
|
||||
throw DataXException.asDataXException(TDengineWriterErrorCode.REQUIRED_VALUE, "The parameter ["
|
||||
+ Key.PASSWORD + "] is not set.");
|
||||
throw DataXException.asDataXException(TDengineWriterErrorCode.REQUIRED_VALUE,
|
||||
"The parameter [" + Key.PASSWORD + "] is not set.");
|
||||
|
||||
// check connection
|
||||
List<Object> connection = this.originalConfig.getList(Key.CONNECTION);
|
||||
if (connection == null || connection.isEmpty())
|
||||
throw DataXException.asDataXException(TDengineWriterErrorCode.REQUIRED_VALUE, "The parameter ["
|
||||
+ Key.CONNECTION + "] is not set.");
|
||||
throw DataXException.asDataXException(TDengineWriterErrorCode.REQUIRED_VALUE,
|
||||
"The parameter [" + Key.CONNECTION + "] is not set.");
|
||||
if (connection.size() > 1)
|
||||
LOG.warn("connection.size is " + connection.size() + " and only connection[0] will be used.");
|
||||
Configuration conn = Configuration.from(connection.get(0).toString());
|
||||
String jdbcUrl = conn.getString(Key.JDBC_URL);
|
||||
if (StringUtils.isBlank(jdbcUrl))
|
||||
throw DataXException.asDataXException(TDengineWriterErrorCode.REQUIRED_VALUE, "The parameter ["
|
||||
+ Key.JDBC_URL + "] of connection is not set.");
|
||||
throw DataXException.asDataXException(TDengineWriterErrorCode.REQUIRED_VALUE,
|
||||
"The parameter [" + Key.JDBC_URL + "] of connection is not set.");
|
||||
|
||||
// check column
|
||||
}
|
||||
|
||||
@Override
|
||||
@ -63,14 +61,17 @@ public class TDengineWriter extends Writer {
|
||||
public List<Configuration> split(int mandatoryNumber) {
|
||||
List<Configuration> writerSplitConfigs = new ArrayList<>();
|
||||
|
||||
List<Object> conns = this.originalConfig.getList(Key.CONNECTION);
|
||||
for (int i = 0; i < mandatoryNumber; i++) {
|
||||
Configuration clone = this.originalConfig.clone();
|
||||
Configuration conf = Configuration.from(conns.get(0).toString());
|
||||
String jdbcUrl = conf.getString(Key.JDBC_URL);
|
||||
|
||||
Configuration config = Configuration.from(
|
||||
this.originalConfig.getList(Key.CONNECTION).get(0).toString());
|
||||
|
||||
String jdbcUrl = config.getString(Key.JDBC_URL);
|
||||
clone.set(Key.JDBC_URL, jdbcUrl);
|
||||
clone.set(Key.TABLE, conf.getList(Key.TABLE));
|
||||
clone.remove(Key.CONNECTION);
|
||||
|
||||
clone.set(Key.TABLE, config.getList(Key.TABLE));
|
||||
|
||||
writerSplitConfigs.add(clone);
|
||||
}
|
||||
|
||||
@ -81,12 +82,12 @@ public class TDengineWriter extends Writer {
|
||||
public static class Task extends Writer.Task {
|
||||
private static final Logger LOG = LoggerFactory.getLogger(Task.class);
|
||||
|
||||
private Configuration writerSliceConfig;
|
||||
private Configuration writerConfig;
|
||||
private TaskPluginCollector taskPluginCollector;
|
||||
|
||||
@Override
|
||||
public void init() {
|
||||
this.writerSliceConfig = getPluginJobConf();
|
||||
this.writerConfig = getPluginJobConf();
|
||||
this.taskPluginCollector = super.getTaskPluginCollector();
|
||||
}
|
||||
|
||||
@ -97,18 +98,33 @@ public class TDengineWriter extends Writer {
|
||||
|
||||
@Override
|
||||
public void startWrite(RecordReceiver lineReceiver) {
|
||||
String peerPluginName = this.writerSliceConfig.getString(PEER_PLUGIN_NAME);
|
||||
String peerPluginName = this.writerConfig.getString(PEER_PLUGIN_NAME);
|
||||
LOG.debug("start to handle record from: " + peerPluginName);
|
||||
|
||||
DataHandler handler;
|
||||
if (peerPluginName.equals("opentsdbreader"))
|
||||
handler = new OpentsdbDataHandler(this.writerSliceConfig);
|
||||
handler = new OpentsdbDataHandler(this.writerConfig);
|
||||
else
|
||||
handler = new DefaultDataHandler(this.writerSliceConfig, this.taskPluginCollector);
|
||||
handler = new DefaultDataHandler(this.writerConfig, this.taskPluginCollector);
|
||||
|
||||
long records = handler.handle(lineReceiver, getTaskPluginCollector());
|
||||
LOG.debug("handle data finished, records: " + records);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* 从 jdbcUrl 中解析出数据库名称
|
||||
*
|
||||
* @param jdbcUrl 格式是 jdbc:<protocol>://<host>:<port>/<dbname>[?可选参数]
|
||||
* @return 数据库名称
|
||||
*/
|
||||
public static String parseDatabaseFromJdbcUrl(String jdbcUrl) {
|
||||
int questionMarkIndex = -1;
|
||||
if (jdbcUrl.contains("?")) {
|
||||
questionMarkIndex = jdbcUrl.indexOf("?");
|
||||
}
|
||||
return questionMarkIndex == -1 ? jdbcUrl.substring(jdbcUrl.lastIndexOf("/") + 1) : jdbcUrl.substring(
|
||||
jdbcUrl.lastIndexOf("/") + 1, questionMarkIndex);
|
||||
}
|
||||
}
|
||||
|
||||
@ -33,14 +33,10 @@ public class DefaultDataHandlerTest {
|
||||
public void writeSupTableBySQL() throws SQLException {
|
||||
// given
|
||||
createSupAndSubTable();
|
||||
Configuration configuration = Configuration.from("{" +
|
||||
"\"username\": \"root\"," +
|
||||
"\"password\": \"taosdata\"," +
|
||||
"\"column\": [\"tbname\", \"ts\", \"f1\", \"f2\", \"t1\"]," +
|
||||
"\"table\":[\"stb1\"]," +
|
||||
"\"jdbcUrl\":\"jdbc:TAOS-RS://" + host + ":6041/test\"," +
|
||||
"\"batchSize\": \"1000\"" +
|
||||
"}");
|
||||
Configuration configuration = Configuration.from(
|
||||
"{" + "\"username\": \"root\"," + "\"password\": \"taosdata\"," +
|
||||
"\"column\": [\"tbname\", \"ts\", \"f1\", \"f2\", \"t1\"]," + "\"table\":[\"stb1\"]," +
|
||||
"\"jdbcUrl\":\"jdbc:TAOS-RS://" + host + ":6041/test\"," + "\"batchSize\": \"1000\"" + "}");
|
||||
long current = System.currentTimeMillis();
|
||||
List<Record> recordList = IntStream.range(1, 11).mapToObj(i -> {
|
||||
Record record = new DefaultRecord();
|
||||
@ -59,8 +55,8 @@ public class DefaultDataHandlerTest {
|
||||
SchemaManager schemaManager = new SchemaManager(conn);
|
||||
Map<String, TableMeta> tableMetas = schemaManager.loadTableMeta(tables);
|
||||
Map<String, List<ColumnMeta>> columnMetas = schemaManager.loadColumnMetas(tables);
|
||||
handler.setTableMetas(tableMetas);
|
||||
handler.setTbnameColumnMetasMap(columnMetas);
|
||||
//handler.setTableMetas(tableMetas);
|
||||
//handler.setTbnameColumnMetasMap(columnMetas);
|
||||
handler.setSchemaManager(schemaManager);
|
||||
|
||||
int count = handler.writeBatch(conn, recordList);
|
||||
@ -73,14 +69,10 @@ public class DefaultDataHandlerTest {
|
||||
public void writeSupTableBySQL_2() throws SQLException {
|
||||
// given
|
||||
createSupAndSubTable();
|
||||
Configuration configuration = Configuration.from("{" +
|
||||
"\"username\": \"root\"," +
|
||||
"\"password\": \"taosdata\"," +
|
||||
"\"column\": [\"tbname\", \"ts\", \"f1\", \"t1\"]," +
|
||||
"\"table\":[\"stb1\"]," +
|
||||
"\"jdbcUrl\":\"jdbc:TAOS-RS://" + host + ":6041/test\"," +
|
||||
"\"batchSize\": \"1000\"" +
|
||||
"}");
|
||||
Configuration configuration = Configuration.from(
|
||||
"{" + "\"username\": \"root\"," + "\"password\": \"taosdata\"," +
|
||||
"\"column\": [\"tbname\", \"ts\", \"f1\", \"t1\"]," + "\"table\":[\"stb1\"]," +
|
||||
"\"jdbcUrl\":\"jdbc:TAOS-RS://" + host + ":6041/test\"," + "\"batchSize\": \"1000\"" + "}");
|
||||
long current = System.currentTimeMillis();
|
||||
List<Record> recordList = IntStream.range(1, 11).mapToObj(i -> {
|
||||
Record record = new DefaultRecord();
|
||||
@ -97,8 +89,8 @@ public class DefaultDataHandlerTest {
|
||||
SchemaManager schemaManager = new SchemaManager(conn);
|
||||
Map<String, TableMeta> tableMetas = schemaManager.loadTableMeta(tables);
|
||||
Map<String, List<ColumnMeta>> columnMetas = schemaManager.loadColumnMetas(tables);
|
||||
handler.setTableMetas(tableMetas);
|
||||
handler.setTbnameColumnMetasMap(columnMetas);
|
||||
//handler.setTableMetas(tableMetas);
|
||||
//handler.setTbnameColumnMetasMap(columnMetas);
|
||||
handler.setSchemaManager(schemaManager);
|
||||
|
||||
int count = handler.writeBatch(conn, recordList);
|
||||
@ -111,14 +103,10 @@ public class DefaultDataHandlerTest {
|
||||
public void writeSupTableBySchemaless() throws SQLException {
|
||||
// given
|
||||
createSupTable();
|
||||
Configuration configuration = Configuration.from("{" +
|
||||
"\"username\": \"root\"," +
|
||||
"\"password\": \"taosdata\"," +
|
||||
"\"column\": [\"ts\", \"f1\", \"f2\", \"t1\"]," +
|
||||
"\"table\":[\"stb1\"]," +
|
||||
"\"jdbcUrl\":\"jdbc:TAOS://" + host + ":6030/scm_test\"," +
|
||||
"\"batchSize\": \"1000\"" +
|
||||
"}");
|
||||
Configuration configuration = Configuration.from(
|
||||
"{" + "\"username\": \"root\"," + "\"password\": \"taosdata\"," +
|
||||
"\"column\": [\"ts\", \"f1\", \"f2\", \"t1\"]," + "\"table\":[\"stb1\"]," +
|
||||
"\"jdbcUrl\":\"jdbc:TAOS://" + host + ":6030/scm_test\"," + "\"batchSize\": \"1000\"" + "}");
|
||||
String jdbcUrl = configuration.getString("jdbcUrl");
|
||||
Connection connection = DriverManager.getConnection(jdbcUrl, "root", "taosdata");
|
||||
long current = System.currentTimeMillis();
|
||||
@ -137,8 +125,8 @@ public class DefaultDataHandlerTest {
|
||||
SchemaManager schemaManager = new SchemaManager(connection);
|
||||
Map<String, TableMeta> tableMetas = schemaManager.loadTableMeta(tables);
|
||||
Map<String, List<ColumnMeta>> columnMetas = schemaManager.loadColumnMetas(tables);
|
||||
handler.setTableMetas(tableMetas);
|
||||
handler.setTbnameColumnMetasMap(columnMetas);
|
||||
//handler.setTableMetas(tableMetas);
|
||||
//handler.setTbnameColumnMetasMap(columnMetas);
|
||||
handler.setSchemaManager(schemaManager);
|
||||
|
||||
int count = handler.writeBatch(connection, recordList);
|
||||
@ -151,14 +139,10 @@ public class DefaultDataHandlerTest {
|
||||
public void writeSubTableWithTableName() throws SQLException {
|
||||
// given
|
||||
createSupAndSubTable();
|
||||
Configuration configuration = Configuration.from("{" +
|
||||
"\"username\": \"root\"," +
|
||||
"\"password\": \"taosdata\"," +
|
||||
"\"column\": [\"tbname\", \"ts\", \"f1\", \"f2\", \"t1\"]," +
|
||||
"\"table\":[\"tb1\"]," +
|
||||
"\"jdbcUrl\":\"jdbc:TAOS-RS://" + host + ":6041/test\"," +
|
||||
"\"batchSize\": \"1000\"" +
|
||||
"}");
|
||||
Configuration configuration = Configuration.from(
|
||||
"{" + "\"username\": \"root\"," + "\"password\": \"taosdata\"," +
|
||||
"\"column\": [\"tbname\", \"ts\", \"f1\", \"f2\", \"t1\"]," + "\"table\":[\"tb1\"]," +
|
||||
"\"jdbcUrl\":\"jdbc:TAOS-RS://" + host + ":6041/test\"," + "\"batchSize\": \"1000\"" + "}");
|
||||
long current = System.currentTimeMillis();
|
||||
List<Record> recordList = IntStream.range(1, 11).mapToObj(i -> {
|
||||
Record record = new DefaultRecord();
|
||||
@ -176,8 +160,8 @@ public class DefaultDataHandlerTest {
|
||||
SchemaManager schemaManager = new SchemaManager(conn);
|
||||
Map<String, TableMeta> tableMetas = schemaManager.loadTableMeta(tables);
|
||||
Map<String, List<ColumnMeta>> columnMetas = schemaManager.loadColumnMetas(tables);
|
||||
handler.setTableMetas(tableMetas);
|
||||
handler.setTbnameColumnMetasMap(columnMetas);
|
||||
//handler.setTableMetas(tableMetas);
|
||||
//handler.setTbnameColumnMetasMap(columnMetas);
|
||||
handler.setSchemaManager(schemaManager);
|
||||
|
||||
int count = handler.writeBatch(conn, recordList);
|
||||
@ -190,15 +174,11 @@ public class DefaultDataHandlerTest {
|
||||
public void writeSubTableWithoutTableName() throws SQLException {
|
||||
// given
|
||||
createSupAndSubTable();
|
||||
Configuration configuration = Configuration.from("{" +
|
||||
"\"username\": \"root\"," +
|
||||
"\"password\": \"taosdata\"," +
|
||||
"\"column\": [\"ts\", \"f1\", \"f2\", \"t1\"]," +
|
||||
"\"table\":[\"tb1\"]," +
|
||||
"\"jdbcUrl\":\"jdbc:TAOS-RS://" + host + ":6041/test\"," +
|
||||
"\"batchSize\": \"1000\"," +
|
||||
"\"ignoreTagsUnmatched\": \"true\"" +
|
||||
"}");
|
||||
Configuration configuration = Configuration.from(
|
||||
"{" + "\"username\": \"root\"," + "\"password\": \"taosdata\"," +
|
||||
"\"column\": [\"ts\", \"f1\", \"f2\", \"t1\"]," + "\"table\":[\"tb1\"]," +
|
||||
"\"jdbcUrl\":\"jdbc:TAOS-RS://" + host + ":6041/test\"," + "\"batchSize\": \"1000\"," +
|
||||
"\"ignoreTagsUnmatched\": \"true\"" + "}");
|
||||
long current = System.currentTimeMillis();
|
||||
List<Record> recordList = IntStream.range(1, 11).mapToObj(i -> {
|
||||
Record record = new DefaultRecord();
|
||||
@ -215,8 +195,8 @@ public class DefaultDataHandlerTest {
|
||||
SchemaManager schemaManager = new SchemaManager(conn);
|
||||
Map<String, TableMeta> tableMetas = schemaManager.loadTableMeta(tables);
|
||||
Map<String, List<ColumnMeta>> columnMetas = schemaManager.loadColumnMetas(tables);
|
||||
handler.setTableMetas(tableMetas);
|
||||
handler.setTbnameColumnMetasMap(columnMetas);
|
||||
//handler.setTableMetas(tableMetas);
|
||||
//handler.setTbnameColumnMetasMap(columnMetas);
|
||||
handler.setSchemaManager(schemaManager);
|
||||
|
||||
int count = handler.writeBatch(conn, recordList);
|
||||
@ -229,15 +209,11 @@ public class DefaultDataHandlerTest {
|
||||
public void writeNormalTable() throws SQLException {
|
||||
// given
|
||||
createSupAndSubTable();
|
||||
Configuration configuration = Configuration.from("{" +
|
||||
"\"username\": \"root\"," +
|
||||
"\"password\": \"taosdata\"," +
|
||||
"\"column\": [\"ts\", \"f1\", \"f2\", \"t1\"]," +
|
||||
"\"table\":[\"weather\"]," +
|
||||
"\"jdbcUrl\":\"jdbc:TAOS-RS://" + host + ":6041/test\"," +
|
||||
"\"batchSize\": \"1000\"," +
|
||||
"\"ignoreTagsUnmatched\": \"true\"" +
|
||||
"}");
|
||||
Configuration configuration = Configuration.from(
|
||||
"{" + "\"username\": \"root\"," + "\"password\": \"taosdata\"," +
|
||||
"\"column\": [\"ts\", \"f1\", \"f2\", \"t1\"]," + "\"table\":[\"weather\"]," +
|
||||
"\"jdbcUrl\":\"jdbc:TAOS-RS://" + host + ":6041/test\"," + "\"batchSize\": \"1000\"," +
|
||||
"\"ignoreTagsUnmatched\": \"true\"" + "}");
|
||||
long current = System.currentTimeMillis();
|
||||
List<Record> recordList = IntStream.range(1, 11).mapToObj(i -> {
|
||||
Record record = new DefaultRecord();
|
||||
@ -254,8 +230,8 @@ public class DefaultDataHandlerTest {
|
||||
SchemaManager schemaManager = new SchemaManager(conn);
|
||||
Map<String, TableMeta> tableMetas = schemaManager.loadTableMeta(tables);
|
||||
Map<String, List<ColumnMeta>> columnMetas = schemaManager.loadColumnMetas(tables);
|
||||
handler.setTableMetas(tableMetas);
|
||||
handler.setTbnameColumnMetasMap(columnMetas);
|
||||
//handler.setTableMetas(tableMetas);
|
||||
//handler.setTbnameColumnMetasMap(columnMetas);
|
||||
handler.setSchemaManager(schemaManager);
|
||||
|
||||
int count = handler.writeBatch(conn, recordList);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user